""" A utility class that holds information about the file we are parsing and the environment we are doing it in. -------------------------------------------------------------------------- (c) Copyright by Jay Love, 2000 (mailto:jsliv@jslove.net) Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee or royalty is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation or portions thereof, including modifications, that you make. THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE ! This software is based in part on work done by the Jakarta group. """ from ParseEventHandler import * import os """ Holds all the common stuff that various parts of the compilation will need access to. The items in this class will be used by both the compiler and the class generator. """ class PSPContext: """ PSPContext is an abstract base class for Context classes.""" def __init__(self): raise NotImplementedError def getClassPath(self): raise NotImplementedError def getReader(self): raise NotImplementedError def getWriter(self): raise NotImplementedError def getOutputDirectory(self): """provide directory to dump PSP source file to""" raise NotImplementedError def getServletClassName(self): """returns the class name of the servlet being generated""" raise NotImplementedError def getFullClassName(self): """return class name including package prefixes Wont use this for now""" raise NotImplementedError def getPythonFileName(self): """the filename that we are generating to""" raise NotImplementedError def setPSPReader(self): """set the PSPReader for this context""" raise NotImplementedError def setServletWriter(self): """set the PSPWriter instance for this context""" raise NotImplementedError def setPythonFileName(self): """sets the name of the .py file to generate""" raise NotImplementedError #I'll implement this as I need it class PSPCLContext(PSPContext): """a context for command line compilation. Currently used for both cammand line and PSPServletEngine compilation. This class provides all the information necessary during the parsing and page generation steps of the PSP compilation process.""" def __init__(self, pspfile, trans=None): #self._transactrion = trans #I don't think I need this self._baseUri, self._pspfile = os.path.split(pspfile) self._fullpath = pspfile#os.path.join(path,pspfile)#trans.application().pathForServletInTransaction(trans) def getClassPath(self): raise NotImplementedError def getReader(self): """return the PSPReader object assigned to this context""" return self._pspReader def getServletWriter(self): """Return the ServletWriter object assigned to this context""" return self._servletWriter def getOutputDirectory(self): """provide directory to dump PSP source file to. I am probably doing this in reverse order at the moment. I should start with this and get the python filename from it.""" return os.path.split(self._pyFileName)[0] def getServletClassName(self): """returns the class name of the servlet being generated""" return self._className def getFullClassName(self): """return class name including package prefixes Wont use this for now""" raise NotImplementedError def getPythonFileName(self): """the filename that we are generating to""" return self._pyFileName def getPspFileName(self): return self._pspfile def getFullPspFileName(self): return self._fullpath def setPSPReader(self, reader): """set the PSPReader for this context""" self._pspReader = reader def setServletWriter(self, writer): """set the ServletWriter instance for this context""" self._servletWriter = writer def setPythonFileName(self,name): """sets the name of the .py file to generate""" self._pyFileName = name def setClassName(self , name): """set the class name to create""" self._className = name def resolveRelativeURI(self, uri): """This is used mainly for including files. It simply returns the location relative to the base context directory, ie Examples/. If the filename has a leading /, it is assumed to be an absolute path. """ if os.path.isabs(uri): return uri else: return os.path.join(self._baseUri, uri) def getBaseUri(self): return self._baseUri